Test 2B - Diagnosing Lock Signal To Body Control Module
WARNING: This page is about a different car, the 1993 Dodge Dynasty, 1993 Chrysler New Yorker Fifth Avenue, 1993 Chrysler New Yorker, and 1993 Chrysler Imperial. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For connector terminal identification, see CONNECTOR IDENTIFICATION
For wiring diagrams, see WIRING DIAGRAMS
at the end of this article.
- Using DRB-II, stop door lock actuation test. Remove key from ignition switch. Using DRB-II, read key in ignition switch status. If DRB-II displays CIRCUIT CLOSED, go to TEST 47A .
- Turn ignition off. Disconnect Body Control Module (BCM) Black connector. BCM is located behind right kick panel. Check connector condition, and clean or repair connector as necessary.
- Check voltage on terminal No. 4 (Orange/Violet wire) of BCM Black connector and observe DRB-II while locking doors using left door lock switch. If voltage is more than 10 volts, replace BCM. Perform VERIFICATION PROCEDURE VER-1. If voltage is less than 10 volts, check door lock wiring and/or door lock switch.